Protect schema.org markup in HTML editor
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Easy tool to stop HTML editor from removing schema.org/microdata tags from post or page content.
Rating
5/5
Version
0.6
Active installations
900
Last updated
Dec 1, 2025
WordPress HTML editor (tinyMCE) treats schema.org attributes like itemscope/itemtype/itemprop as invalid HTML attributes and strips them when you save the post or page content. This plugin alters this behavior and prevent the WordPress HTML editor from removing the schema.org/microdata markup.
Credits
@azaozz suggested the solution. See the issue discussion here: https://core.trac.wordpress.org/ticket/27931
This plugin is available for download for your site.